cold drawn mechanical seamless steel pipe
Standard & Material Carbon Steel ASTM A519 Standard MT1010, MT1020, 1008, 1010, 1018, 1020, 1025, 1030, 1045, 1518 JIS G3445 Standard STKM11A STKM12A STKM12B STKM12C STKM13A STKM13B STKM13C STKM14A STKM14B STKM14C STKM15A STKM15C STKM16A STKM16C STKM17A STKM17C STKM18A STKM18B STKM18C STKM19A STKM19C STKM20A JIS G3473 Standard STC370, STC440, STC510A, STC510, STC540, STC590A, STC590B DIN 2391 Standard…
